1. Emergency Department, Sveti Duh Clinical hospital, Zagreb, Croatia
2. Department of Anesthesiology, Resuscitation and Intensive Care, Sveti Sveti Duh Clinical hospital, Zagreb, Croatia
3. School of Medicine, University of Osijek, Osijek, Croatia
4. Department of Cardiology, Sestre milosrdnice University Hospital Centre, Zagreb, Croatia
5. School of Dental Medicine, University of Zagreb, Zagreb, Croatia